Hyundai Sonata: Engine coolant - MaintenanceHyundai Sonata: Engine coolant

The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season, and before traveling to a colder climate.

Changing the engine oil and filter
Have engine oil and filter changed by an authorized HYUNDAI dealer according to the Maintenance Schedule at the beginning of this section. CALIFORNIA PROPOSITION 65 WARNING Engine oil contains ...

Checking the coolant level
WARNING Removing radiator cap Never attempt to remove the radiator cap while the engine is operating or hot. Doing so might lead to cooling system and engine damage and could result in se ...

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Windshield Wiper-Washer Switch. Repair procedures
Inspection Check for continuity between the terminals while operating the wiper and washer switch. If it is not normal condition, replace wiper and wiper switch. Wiper Switch Washer S ...

ESC OFF Switch. Description and Operation
Description 1. The ESC OFF switch is for the user to turn off the ESC system. 2. The ESC OFF lamp is on when ESC OFF switch is engaged. ...

Resetting the sunroof
Whenever the vehicle battery is disconnected or discharged, or related fuse is open, you must reset your sunroof system as follows: 1.Turn the ignition switch to the ON position and close the sunro ...